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प्रश्न
Tick (√) the correct alternative from the choice given for the following statement
Burning is a
पर्याय
slow process
fast process
natural process
none of the above
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उत्तर
fast process
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संबंधित प्रश्न
What do you observe when :
solid ammonium chloride is heated
What do you observe when :
a spoon of sugar is heated in a pan
State whether the following is physical or chemical changes.
burning of wood -
State whether the following is physical or chemical changes.
passing electric current through a heater rod —
State whether the following is physical or chemical changes.
Melting of wax —
Melting of solid (wax) is a physical change.
Chemical changes are accompanied by changes in energy.
Under which different types can the following changes be classified?
Occurrence of an earthquake.
Fill in the blank with the correct word of the statement given below:
Ammonium chloride, a sublimable solid undergoes _________ on heating.
Paper, LPG, CNG petrol, etc, are ______ substances.
